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  2. Number line - Wikipedia

    en.wikipedia.org/wiki/Number_line

    A number line is usually represented as being horizontal, but in a Cartesian coordinate plane the vertical axis (y-axis) is also a number line. [5] The arrow on the line indicates the positive direction in which numbers increase. [5] Some textbooks attach an arrow to both sides, suggesting that the arrow indicates continuation.

  3. Exercise book - Wikipedia

    en.wikipedia.org/wiki/Exercise_book

    The second numeral stands for the number of pages: 1 for 10 pages; 2 for 20 pages; 4 for 40 pages; 6 for 60 pages; 8 for 80 pages; The third numeral stands for the ruling: 0 for blank exercise book; 1 for lined paper—lines at 20 mm; 2 for lined paper—lines at 16 mm; 3 for lined paper—lines at 12 mm; 4 for lined paper—lines at 8 mm

  4. Vinculum (symbol) - Wikipedia

    en.wikipedia.org/wiki/Vinculum_(symbol)

    The vinculum, in its general use, was introduced by Frans van Schooten in 1646 as he edited the works of François Viète (who had himself not used this notation). However, earlier versions, such as using an underline as Chuquet did in 1484, or in limited form as Descartes did in 1637, using it only in relation to the radical sign, were common.

  5. Coordinate system - Wikipedia

    en.wikipedia.org/wiki/Coordinate_system

    The log-polar coordinate system represents a point in the plane by the logarithm of the distance from the origin and an angle measured from a reference line intersecting the origin. Plücker coordinates are a way of representing lines in 3D Euclidean space using a six-tuple of numbers as homogeneous coordinates.

  6. File:Number-line.svg - Wikipedia

    en.wikipedia.org/wiki/File:Number-line.svg

    Date/Time Thumbnail Dimensions User Comment; current: 02:26, 1 November 2021: 750 × 50 (2 KB): Mikhail Ryazanov: minuses instead of hypens: 08:50, 27 September 2019

  7. Woman Attempting to Smuggle 22 Pounds of Meth Wrapped as ...

    www.aol.com/lifestyle/woman-attempting-smuggle...

    A Canadian woman allegedly attempted to smuggle 22 pounds of methamphetamine wrapped as Christmas presents through a New Zealand airport on Sunday, Dec. 8. According to a news release from the New ...

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